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The Romans first used hydraulic concrete in coastal underwater structures, probably in the harbours around Baiae before the end of the 2nd century BC. [12] The harbour of Caesarea is an example (22-15 BC) of the use of underwater Roman concrete technology on a large scale, [ 10 ] for which enormous quantities of pozzolana were imported from ...
The Roman Pantheon had the largest dome in the world for more than a millennium and is the largest unreinforced solid concrete dome to this day [1]. The Roman architectural revolution, also known as the concrete revolution, [2] is the name sometimes given to the widespread use in Roman architecture of the previously little-used architectural forms of the arch, vault, and dome.
Modern concrete crumbles in decades, but the concrete Colosseum still stands — a mystery that puzzled scientists. 2,000 years later, ancient Roman concrete still stands — and experts finally ...
Construction is an ancient human activity that began at around 4000 BC as a response to the human need for shelter. [1] It has evolved and undergone different trends over time, marked by a few key principles: durability of the materials used, increase in building height and span, the degree of control exercised over the interior environment ...
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Communism: according to Richard Pipes, the idea of a classless, egalitarian society first emerged in Ancient Greece; since the 20th century, Ancient Rome has also been discussed, among them thinkers such as Aristotle, Cicero, Demosthenes, Plato, and Tacitus, with Plato in particular being discussed as a possible communist or socialist theorist ...
[1] In 1885 German engineer Gustav Adolf Wayss (1851–1917) bought Monier's patent and developed it further. He conducted further research in the use of reinforced concrete as a building material, and established a number of construction companies for reinforced concrete (the most famous are Wayss & Freytag and Beton- und Monierbau AG). [2]
Pages in category "Concrete" The following 200 pages are in this category, out of approximately 221 total. ... This page was last edited on 26 April 2020, at 12:57 (UTC).